#include namespace { #pragma GCC diagnostic ignored "-Wunused-function" #include #pragma GCC diagnostic warning "-Wunused-function" using namespace std; using namespace atcoder; #define rep(i,n) for(int i = 0; i < (int)(n); i++) #define rrep(i,n) for(int i = (int)(n) - 1; i >= 0; i--) #define all(x) begin(x), end(x) #define rall(x) rbegin(x), rend(x) template bool chmax(T& a, const T& b) { if (a < b) { a = b; return true; } else return false; } template bool chmin(T& a, const T& b) { if (b < a) { a = b; return true; } else return false; } using ll = long long; using P = pair; using VI = vector; using VVI = vector; using VL = vector; using VVL = vector; using mint = modint; } int main() { ios::sync_with_stdio(false); cin.tie(0); int n, m; cin >> n >> m; mint::set_mod(n); VI a(n); rep(i, n) a[i] = mint(i).pow(m).val(); sort(all(a)); bool ans = true; rep(i, n) ans &= a[i] == i; cout << (ans ? "Yes\n" : "No\n"); }